why CuCl2 is blue- green in color while CuCl is white
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Answer:
vacant d-electrons
Explanation:
you can know more about this if you study crystal field theory..
Answered by
2
In CuCl2, copper exists as divalent Cu2+ ions with 3D9configuration.
it have upaired electron
reasons for blue colour:
The presence of one unpaired electron in a 3d orbital , responsible for its colour.....
In Cu2Cl2, ...There is no unpaired electron available for transition .that's why no absorption of light in the visible region.
that's why cucl2 is blue in colour and cucl is white in colour.
⏩I hope it help you ❤️
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